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Searched refs:derived_key (Results 1 – 1 of 1) sorted by relevance

/system/keymaster/key_blob_utils/
Docb_utils.cpp84 UniquePtr<uint8_t[]> derived_key(new (std::nothrow) uint8_t[AES_BLOCK_SIZE]); in InitializeKeyWrappingContext() local
85 if (!derived_key.get()) in InitializeKeyWrappingContext()
87 Eraser derived_key_eraser(derived_key.get(), AES_BLOCK_SIZE); in InitializeKeyWrappingContext()
89 if (!ctx->get() || !hash_buf.get() || !derived_key.get()) in InitializeKeyWrappingContext()
105 AES_encrypt(hash_buf.get(), derived_key.get(), &aes_key); in InitializeKeyWrappingContext()
108 if (ae_init(ctx->get(), derived_key.get(), AES_BLOCK_SIZE /* key length */, OCB_NONCE_LENGTH, in InitializeKeyWrappingContext()